This Proof Research pre-fit barrel is made for the Tikka T3X action and chambered in 7mm PRC. It has a 20-inch length, a 1:8 twist for heavy, high-BC 7mm bullets, and a 5/8-24 threaded muzzle. The pre-fit design lets a T3X owner change to 7mm PRC or replace the factory barrel without custom chambering work.
- Brand: Proof Research
- Fits: Tikka T3X (pre-fit)
- Chambering: 7mm PRC
- Barrel length: 20"
- Twist rate: 1:8
- Muzzle thread: 5/8-24
- Listed weight: 3.0 lb
- Part number: 144374
